¿A qué temperatura suele funcionar un sistema típico de agua fría?
a. 10 °F (-12,2 °C)
b. 24 °F (-4,44 °C)
c. 36 °F (2,22 °C)
d. 46 °F (7,77 °C)
d. 46 °F (7,77 °C)
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95 psi would be a typical cranking compression for a gasoline engine.
Answer the following statement true (T) or false (F)
A feed stream of 50 mol% A and 50 mol% B at 500 K enter an adiabatic steady state reactor. The reaction is A + B ? C and occurs in the liquid phase. The stream leaving the reactor is at 545 K, is at equilibrium, and contains 40 mol% C, 30 mol% A and 30 mol% B. Assuming CP = 80 J/mol•K for compound C, and that ?CP for the reaction is 0, what is ?HR0?
A. -1440 J/mol B. -6300 J/mol C. -3600 J/mol D. 3600 J/mol E. None of these
The ____ are the vertical parts of the sash.
A. muntins B. sills C. stiles D. rails
Which of the following may help prevent air system components from freezing in cold temperature conditions?
A. diesel fuel B. methyl alcohol C. fuel conditioner D. ether